E.Blackwood Dr.Paul, E.Etter Richard, M.Garrels Dr.Robert, & Mckown Stephens Margaret. (1962). The world and its wonders.( Kỳ quan thế giới). Chicago: The Childs world.
शिकागो स्टाइल उद्धरणE.Blackwood Dr.Paul, E.Etter Richard, M.Garrels Dr.Robert, और Mckown Stephens Margaret. The World and Its Wonders.( Kỳ Quan Thế Giới). Chicago: The Childs world, 1962.
एमएलए उद्धरणE.Blackwood Dr.Paul, E.Etter Richard, M.Garrels Dr.Robert, और Mckown Stephens Margaret. The World and Its Wonders.( Kỳ Quan Thế Giới). Chicago: The Childs world, 1962.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.